December weather forecastBouillancy, France

December

Weather in December

The first month of the winter, December, is also a frosty month in Bouillancy, France, with an average temperature fluctuating between 2.5°C (36.5°F) and 6.7°C (44.1°F).

Temperature

December signifies a minor drop in average high-temperature, transitioning from a cool 10°C (50°F) in November to a chilly 6.7°C (44.1°F). Bouillancy's December nights exhibit a subtle drop in temperature, averaging at a cold 2.5°C (36.5°F), closely aligned with the daytime highs.

Humidity

December is the most humid month in Bouillancy, with an average relative humidity of 88%.

Rainfall

The month with the most rainfall is December, when the rain falls for 17.8 days and typically aggregates up to 65mm (2.56") of precipitation.

Snowfall

Months with snowfall are January through March, November and December. In Bouillancy, in December, during 2.6 snowfall days, 20mm (0.79") of snow is typically accumulated. Throughout the year, in Bouillancy, France, there are 11.1 snowfall days, and 84mm (3.31") of snow is accumulated.

Daylight

With an average of 8h and 18min of daylight, December has the shortest days of the year in Bouillancy.
On the first day of December, sunrise is at 08:21 and sunset at 16:53. On the last day of the month, sunrise is at 08:42 and sunset at 17:00 CET.

Sunshine

The average sunshine in December is 4h.

UV index

The months with the lowest UV index in Bouillancy are January, February, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low health risk from exposure to the Sun's UV radiation for average individuals.
Note: A typical high UV index of 2 in December suggests the following recommendations:
Babies, children, and those with sensitive skin should always avoid extended periods in the sun. The Sun's radiation is especially intense around midday; try to stay in shade during this period. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.

Frequently asked questions

The average high-temperature and low-temperature during December are 6.7°C (44.1°F) and 2.5°C (36.5°F) respectively.

With an average relative humidity of 88%, December is the most humid month in Bouillancy.

In December, the average relative humidity in Bouillancy, France, is 88%.

December is the month with the most rainfall in Bouillancy. Rain falls for 17.8 days and accumulates 65mm (2.56") of precipitation.

In Bouillancy, during December, the rain falls for 17.8 days and regularly aggregates up to 65mm (2.56") of precipitation.

In Bouillancy, France, in December, snow falls for 2.6 days, with typically accumulated 20mm (0.79") of snow.

December has the shortest days of the year, with an average of 8h and 18min of daylight.

In Bouillancy, France, the average day length in December is 8h and 18min.

In December, on the first day of the month, sunrise is at 08:21 and sunset at 16:53. On the last day of the month, sunrise is at 08:42 and sunset at 17:00 CET.

In December, the average sunshine duration in Bouillancy, France, is 4h.

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Bouillancy.

In December, the average daily maximum UV index in Bouillancy, France, is 2. A UV Index estimate of 2, and below, represents a low health threat from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Bouillancy, France

  • Average high temperature in December: 6.7°C

The warmest month (with the highest average high temperature) is August (24.3°C).
The month with the lowest average high temperature is January (5.8°C).

  • Average low temperature in December: 2.5°C

The month with the highest average low temperature is August (14°C).
The coldest month (with the lowest average low temperature) is January (1.2°C).

Average pressure in December
Bouillancy, France

  • Average pressure in December: 1018.2mbar

The month with the highest atmospheric pressure is December (1018.2mbar).
The month with the lowest atmospheric pressure is November (1013.4mbar).

Average wind speed in December
Bouillancy, France

  • Average wind speed in December: 15.6km/h

The windiest month (with the highest average wind speed) is February (15.9km/h).
The calmest month (with the lowest average wind speed) is August (10.1km/h).

Average humidity in December
Bouillancy, France

  • Average humidity in December: 88%

The month with the highest relative humidity is December (88%).
The month with the lowest relative humidity is August (71%).

Average rainfall in December
Bouillancy, France

  • Average rainfall in December: 65mm

The wettest month (with the highest rainfall) is December (65mm).
The driest month (with the least rainfall) is September (28mm).

Average rainfall days in December
Bouillancy, France

  • Average rainfall days in December: 17.8 days

The month with the highest number of rainy days is May (19.3 days).
The month with the least rainy days is September (12.5 days).

Average snowfall in December
Bouillancy, France

  • Average snowfall in December: 20mm

The month with the highest snowfall is January (33mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).

Average snowfall days in December
Bouillancy, France

  • Average snowfall days in December: 2.6 days

The month with the highest number of snowfall days is January (3.4 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

Average daylight in December /
Average sunshine in December
Bouillancy, France

  • Average daylight in December: 8h and 18min

The month with the longest days is June (Average daylight: 16h and 6min).
The month with the shortest days is December (Average daylight: 8h and 18min).

  • Average sunshine in December: 4h and 0min

The month with the most sunshine is August (Average sunshine: 9h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).

Average sunshine days in December
Bouillancy, France

  • Average sunshine days in December: 9.2 days

The month with the most sunshine days is September (14.7 days).
The month with the least sunshine days is June (8.3 days).

Average UV index in December
Bouillancy, France

  • Average UV index in December: 2

The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in December
Bouillancy, France

  • Average cloud cover in December: 60

The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is September (Cloud cover 38).

Average visibility in December
Bouillancy, France

  • Average visibility in December: 8km

The months with the highest visibility are February, March, April, May, June, July, August, September and October (9km).
The months with the lowest visibility are January, November and December (8km).